$fw = [
  $var1= bless( {
	'INTERFACE' => [
                      [],[],[]
                      ],
      'NAME' => 'myname',
      'DESCRIPTION' => undef,
      'ROUTINGTABLE' => [
                         [],[],[]
                        ]
    }, 'NT::FW' );
    $var2= bless( {
      'INTERFACE' => [
                      [],[],[]
                      ],
      'NAME' => 'myname',
      'DESCRIPTION' => undef,
      'ROUTINGTABLE' => [
                         [],[],[]
                        ]
    }, 'NT::FW' );
  ]